m48t201y STMicroelectronics, m48t201y Datasheet - Page 14

• Manufacturer Part Number: m48t201y
• Description: 3.3v-5v Timekeeper Controller
• Manufacturer: STMicroelectronics

Operation
Figure 6.
14/37
ADDRESS
E
E CON
G
G CON
W
DQ0-DQ7
Write cycle timing: RTC and external RAM control signals
tAVEL
DATA OUT
tAVWL
VALID
tRO
tEPD
tEHQZ
tAVEH
WRITE
tELEH
tAVAV
tWLWH
tEPD
DATA IN
VALID
tEHDX
tDVEH
tEHAX
tAVWH
tDVWH
WRITE
tAVAV
tWHAX
DATA IN
VALID
tWHQX
tWHDX
tAVAV
READ
tAVQV
tGLQV
M48T201Y, M48T201V
DATA OUT
tWLQZ
VALID
AI02336